ESS (Environmental system and societies)

Testing the pollution level in the lake using the method:
- Simpson's index

Asking as many fisherman possible in west lake (if there are any) for the number of fishes caught in the last 5 to 10 times fishing in the lake and the total type of fish they catch. WIth an addition of asking the fisherman for their fishing locations if they had moved around. These data will be used to help measuring the pollution level in the lake, using the method above.

Measuring the quality of soil (if it's good enough for plants to grow):
Using the: "Soil triangle"
Observing the citizen if they are impacting the lake in anyway which either negatively or positively effect the lake.